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Contract OI history

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Dec 18, 2026 EXPIRATION

YSS $12.50 Call

YSS261218C00012500

Latest saved OI304Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
YSS $12.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3041520 2026-10-02: 205 OI2026-10-05: 194 OI2026-10-06: 197 OI2026-10-07: 197 OI2026-10-09: 197 OI2026-10-13: 204 OI2026-10-14: 205 OI2026-10-16: 168 OI2026-10-20: 304 OI2026-10-23: 304 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

YSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3040
Oct 20, 2026304+136
Oct 16, 2026168-37
Oct 14, 2026205+1
Oct 13, 2026204+7
Oct 09, 20261970
Oct 07, 20261970
Oct 06, 2026197+3
Oct 05, 2026194-11
Oct 02, 2026205No prior observation